Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 24.1 Multiple-Choice and Bimodal Questions 1) The coordination num ers of co a!t(""") and of chromium(""") in their comp!e#es are a!ways $$$$$$$$$$% &) 4 B) ' C) 2 () ) *) + &nswer: * Diff: 1 Page Ref: Sec. 24.1 2) The coordination num er of p!atinum in comp!e#es is a!ways $$$$$$$$$$% &) 4 B) ' C) 2 () ) *) + &nswer: & Diff: 1 Page Ref: Sec. 24.1 )) (urin, the formation of a coordination compound, the meta! acts as a $$$$$$$$$$% &) Lewis acid B) Br∅nsted acid C) &rrhenius acid () Br∅nsted ase *) Lewis ase &nswer: & Diff: 1 Page Ref: Sec. 24.1 Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 4) (urin, the formation of a coordination compound, !i,ands act as $$$$$$$$$$% &) Lewis ases B) &rrhenius ases C) Br∅nsted acid () Lewis acids *) &rrhenius acids &nswer: & Diff: 1 Page Ref: Sec. 24.1 ') The coordination sphere of a comp!e# consists of $$$$$$$$$$% &) the centra! meta! ion on!y B) the !i,ands C) the centra! meta! ion and the !i,ands onded to it () the primary and secondary -a!encies *) coordination and steric num ers &nswer: C Diff: 1 Page Ref: Sec. 24.1 +) "n the fo!!owin, reaction, .i 2+ is actin, as a(n) $$$$$$$$$$% .i 2+ (,) + + / 2 0(!) → .i(/ 2 0)+ 2+ (a1) &) o#idi2in, a,ent B) Lewis acid C) precipitatin, a,ent () so!-ent *) !i,and &nswer: B Diff: 1 Page Ref: Sec. 24.1 Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 3) /ow many d e!ectrons are in the co a!t ion of 4 ) [ Co(C.)+ ] 5 &) ) B) ' C) + () 3 *) 4 &nswer: C Diff: 1 Page Ref: Sec. 24.1 6) 7hat is the char,e on the comp!e# ion in M, 2 [ 8eC!+ ] 5 &) 29 B) 2: C) )9 () ): *) 49 &nswer: * Diff: 1 Page Ref: Sec. 24.1 ;) 7hat is the o#idation num er of chromium in [ Cr(./ ) ) 4 C! 2 ] C! 5 &) 9) B) :) C) :2 () 92 *) < &nswer: B Diff: 1 Page Ref: Sec. 24.1 Chemistry, 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 1<) 7hat is the !i,and in Ca ) [ 8e(C.)+ ] 2 5 &) Ca 2+ B) 8e)+ C) C. − )− () 8e(C.)+ *) 8e 2+ &nswer: C Diff: 1 Page Ref: Sec. 24.1 11) 7hat is the char,e of the centra! meta! ion in Ca ) [ 8e(C.)+ ] 2 5 &) < B) 1: C) 2: () ): *) +: &nswer: ( Diff: 1 Page Ref: Sec. 24.1 12) 7hat is the o#idation num er of co a!t in [ Co(./ ) ) 4 82 ] 5 &) 9) B) :2 C) :1 () :) *) :+ &nswer: B Diff: 1 Page Ref: Sec. 24.1 ) + ] 5 &) < B) :2 C) :) () :4 *) :+ &nswer: C Diff: 1 Page Ref: Sec.1 .a [ 8e(C. 24. 24.1 1') 7hat is the o#idation state of iron in Ca. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 1)) The char. 24.e of the comp!e# ion in [ =n(/ 2 0))C!] C! is $$$$$$$$$$% &) < B) 19 C) 2: () 1: *) 29 &nswer: ( Diff: 1 Page Ref: Sec.Chemistry.1 14) The coordination num er for [ =n(/ 2 0))C!] C! is $$$$$$$$$$% &) ' B) 4 C) 2 () 1 *) + &nswer: B Diff: 2 Page Ref: Sec. 24.a [ 8e(C.1 .1 16) 7hat is the o#idation state of chromium in [ Cr(/ 2 0) 4 C! 2 ] 5 + &) < B) :2 C) :) () 92 *) 9) &nswer: C Diff: 1 Page Ref: Sec.) + ] 5 &) 2 B) 6 C) 4 () + *) 12 &nswer: ( Diff: 1 Page Ref: Sec. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 1+) 7hat is the coordination num er of iron in Ca. 24.0) ) 2 5 &) 12 B) 6 C) 4 () 2 *) + &nswer: * Diff: 1 Page Ref: Sec.1 13) 7hat is the coordination num er of co a!t in [ Co(./ ) )' C!] (. 24.Chemistry. ) 7hat is the coordination num er of chromium in [ Cr(/ 2 0) 4 C! 2 ] 5 + &) 6 B) + C) 4 () 2 *) 12 &nswer: B Diff: 1 Page Ref: Sec.and is defined y $$$$$$$$$$% &) how many >dents> or >deceptions> there are in the coordination sphere of a comp!e# species it forms B) how many e!ectron donor atoms it uti!i2es to form coordinate onds to the centra! meta! ion C) the tota! num er of !one pairs of e!ectrons it possesses () how many meta! ions it can se1uester from so!ution *) none of the a o-e &nswer: B Diff: 1 Page Ref: Sec.and% &) mono B) i C) tri () tetra *) he#a &nswer: * Diff: 1 Page Ref: Sec.1 2<) The >dentation> of a !i.2 21) *(T& is $$$$$$$$$$9dantate !i. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 1. 24.2 . 24. 24.Chemistry. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 22) 7hat is the meta! ion in the porphyrin of heme5 &) iron B) ca!cium C) mo!y denum () ma.2 24) The correct name for [ .!o in mo!ecu!e5 &) 1 B) 2 C) ) () 4 *) ' &nswer: ( Diff: 1 Page Ref: Sec. 24./ ) )+ ] (.Chemistry.2 .2 2)) /ow many iron atoms are coordinated in a hemo. 24.i(.0) )) is $$$$$$$$$$% &) dinitrohe#aamminenic?e! ("") B) he#aamminenic?e! (""") trinitrate C) dinitrohe#aamminenic?e!ate (""") () he#aamminenic?e! ("") nitrate *) he#aamminenic?e! (""") nitrate &nswer: * Diff: 1 Page Ref: Sec. 24.nesium *) ch!orophy!! &nswer: & Diff: 1 Page Ref: Sec. 24.3 2+) The correct name for . 24. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 2') The names of comp!e# anions end in $$$$$$$$$$% &) 9o B) 9ium C) 9ate () 9ous *) 9ic &nswer: C Diff: 1 Page Ref: Sec.3 23) Tripheny!phosphine is often .i-en the a re-iated formu!a AAh ) % The correct name for Bh(AAh ) ))C! is $$$$$$$$$$% &) ch!orotripheny!phosphinerhodium B) ch!orotripheny!phosphinerhodium(") C) tris(tripheny!phosphine)ch!ororhodium(") () ch!orotris(tripheny!phosphine)rhodium(") *) ch!orotris(tripheny!phosphine)rhodate(9") &nswer: ( Diff: 1 Page Ref: Sec.a ) [ Co8+ ] is $$$$$$$$$$% &) trisodium he#a?isf!uoroco a!t(""") B) trisodium he#a?isf!uoroco a!t("") C) trisodium he#a?isf!uoroco a!t("@) () sodium he#af!uoroco a!tate(""") *) sodium he#af!uoroco a!tate("@) &nswer: ( Diff: 1 Page Ref: Sec.Chemistry. 24.3 . e isomers C) coordination9sphere isomers () stereoisomers *) resonance structures &nswer: ( Diff: 1 Page Ref: Sec. 24.4 .eometrica! isomer with !i?e .ona! ipyramida! C) octahedra! () s1uare p!anar *) either tetrahedra! or s1uare p!anar &nswer: & Diff: 1 Page Ref: Sec. 24. the onds are the same ut the spatia! arran.4 2.Chemistry.4 )<) The comp!e# [ =n(. 24.) & . 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 26) "n $$$$$$$$$$.eometry of this comp!e# must e $$$$$$$$$$% 2+ &) tetrahedra! B) tri./ ) ) 2 C! 2 ] does not e#hi it cis9trans isomerism% The .roups !ocated on opposite sides of the meta! atom is denoted with the prefi# $$$$$$$$$$% &) cis9 B) trans9 C) is9 () tetra?is *) d9 &nswer: B Diff: 1 Page Ref: Sec.ement of the atoms is different% &) structura! isomers B) !in?a. 4 ))) Lin?a.ands that ha-e more than one possi !e donor atom &nswer: * Diff: 1 Page Ref: Sec.4 2− must e $$$$$$$$$$% .Chemistry.4 )2) Trans − [ 8e(/ 2 0) 2 C!4 ] &) tetrahedra! B) octahedra! C) s1uare p!anar () tri./ ) ) 4 82 ] 5 + &) 1 B) 2 C) ) () 4 *) ' &nswer: B Diff: 1 Page Ref: Sec. 24.ona! ipyramida! *) !inear &nswer: B Diff: 1 Page Ref: Sec.e isomerism can on!y occur $$$$$$$$$$% &) in cis9isomers of octahedra! comp!e#es B) with co a!t comp!e#es C) with coordination num er + () with tetrahedra! comp!e#es *) with !i. 24. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )1) /ow many isomers e#ist for the octahedra! comp!e# ion [ Co(. 24. anese B) co a!t C) titanium () . s1uare p!anar comp!e#es% &) d < B) d . 24.ands often $$$$$$$$$$% &) >mas?s> ori. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )4) Meta!s with $$$$$$$$$$ e!ectron confi.ands B) reduces a-ai!a i!ity of the free M n + ions in so!ution C) may cause chan. C) d + () d 6 *) d1< &nswer: ( Diff: 1 Page Ref: Sec.es in the ease with which M n + is reduced or o#idi2ed () a!ters ori.urations characteristica!!y form diama.o!d *) chromium &nswer: * Diff: 1 Page Ref: Sec. 24. 24.ina! chemica! properties of oth the M n + ion and the !i.2 Multiple-Choice Questions 1) 8ormation of a comp!e# species of M n + meta! ion with !i.Chemistry.6 )') 7hat transition meta! is responsi !e for the co!or of ru y5 &) man.ina! physica! properties of M n + *) a!! of the a o-e &nswer: * Diff: 1 Page Ref: Sec.1 .6 24.netic. 1 .eometry found in four9coordinate comp!e#es5 &) s1uare p!anar B) octahedra! C) tetrahedra! () icosahedra! *) tri. 24.ona! ipyramida! &nswer: C Diff: 1 Page Ref: Sec. 24.ands of a coordination compound is $$$$$$$$$$% &) 1 B) 2 C) ) () 4 *) ' &nswer: & Diff: 1 Page Ref: Sec.Chemistry.1 4) The coordination num er of co a!t in CoC!) g '.1 )) The minimum num er of unshared -a!ence e!ectron pairs in the !i. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 2) 7hat is the most common ./ ) is $$$$$$$$$$% &) 2 B) ) C) 4 () + *) 6 &nswer: ( Diff: 2 Page Ref: Sec. 24. es in the coordination sphere of a comp!e# compound may !ead to chan.a + C) C.1 .i(C. 24. Ca.es in $$$$$$$$$$% &) co!or B) physica! properties C) chemica! properties () sta i!ity *) a!! of the a o-e &nswer: * Diff: 1 Page Ref: Sec.i in C.a [ 8e(C.)' D 5 &) 1: B) 2: C) ): () 4: *) ': &nswer: B Diff: 1 Page Ref: Sec.) + ] . what !i. − () / 2 0 *) none of the a o-e &nswer: C Diff: 1 Page Ref: Sec.1 +) Chan.1 3) "n the compound. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )− ') 7hat is the o#idation num er of . 24.Chemistry.ands are in the coordination sphere5 &) Ca 2+ B) . 24. / ) ) 2C! 2 ] 2+ + () [ &. and o-era!! char. 24.1 1<) 7hich of the fo!!owin./ ) ) 4 ] + B) [ At(./) ) 2 ] *) . 24.Chemistry.one of these comp!e#es has coordination num er +% &nswer: & Diff: 2 Page Ref: Sec.netic5 &) Cu + B) Cr )+ C) =n () Ca *) &.e on the comp!e# ion in .1 .) 7hich one of the fo!!owin. comp!e#es has a coordination num er of +5 &) [ Co(en) 2 C!2 ] C) [ Cu(. + &nswer: B Diff: 1 Page Ref: Sec. species is parama.a 2 [ Cr(. coordination num er.CE) 4 ] 5 &) :)F +F 91 B) :)F +F :1 C) :2F +F 92 () :2F 4F 91 *) :1F +F 92 &nswer: C Diff: 2 Page Ref: Sec. 24.(. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 6) 7hat are the respecti-e centra!9meta! o#idation state./ ) ) 2 (.1 . 24.1 1)) & !i.Chemistry.2 . 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 11) /ow many !i. 24.ands are there in the coordination sphere of [ Co(en) 2 C!2 ] 5 + &) ) B) + C) 4 () 1 *) < &nswer: C Diff: 1 Page Ref: Sec.!e donor atom is ca!!ed $$$$$$$$$$% &) a che!on B) a che!ate C) po!ydentate () monodentate *) identate &nswer: ( Diff: 1 Page Ref: Sec.)+ ] 5 &) )9 B) 2: C) 29 () 19 *) 49 &nswer: * Diff: 3 Page Ref: Sec.e on the comp!e# ion in Ca 2 [ 8e(C.and with a sin.1 12) 7hat is the char. 24. what percent of a sor ed iron is found in !ood5 &) 1' B) 2' C) 4< () +< *) 3' &nswer: * Diff: 2 Page Ref: Sec.2 . 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 14) 7hich of the fo!!owin. periods of time &nswer: B Diff: 1 Page Ref: Sec.ood B) to comp!e# trace meta! ions that cata!y2e decomposition reactions C) to comp!e# iron(""") ions so they can cata!y2e protein decomposition on coo?in. 24. a. of the surface durin. () to aid in rownin. *) to pre-ent disso!ution of the container in the food when stored for !on. is not a che!atin.2 1') 7hat is the purpose of addin.2 1+) "n humans. 24. 24.Chemistry. coo?in.ent5 &) ch!oride anion B) *(T& C) porphine () ethy!enediamine *) o#a!ate anion &nswer: & Diff: 1 Page Ref: Sec. *(T& to prepared foods5 &) to ?eep ions such as Ca 2+ in so!ution so the foods !oo? . respecti-e!y% &) 4. :1 C) '. :1 B) +. :2 *) +. 24. :2 &nswer: * Diff: 2 Page Ref: Sec. 24.2 1.Chemistry. the inside of washin.) 7hat are the donor atoms in a porphine mo!ecu!e5 &) .2 .ent formu!ation5 &) to aid in remo-a! of rust stains from surfaces and from c!othes B) to aid in ?eepin.2 16) 7hat purpose wou!d sodium tripo!yphosphate ser-e in a deter.ent in the o# () to comp!e# and hence se1uester meta! ions in hard water *) to reduce acteria! .ent upon stora. 24. B) 0 C) E () Br *) 8 &nswer: & Diff: 1 Page Ref: Sec. :2 () 4. machines c!ean and free from corrosion C) to impro-e the f!ow characteristics of the deter.e &nswer: ( Diff: 1 Page Ref: Sec.rowth in the deter. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 13) The coordination num er and o#idation num er of the centra! atom in CMn(C0) 4 Br2 D are $$$$$$$$$ and $$$$$$$$$. !o in B) deo#yhemo.!o in C) heme () o#yhemo. 24.2 .anese () -anadium *) ma.2 21) 7hat form of hemo.!o in *) none of the a o-e &nswer: B Diff: 1 Page Ref: Sec. 24.nesium &nswer: * Diff: 1 Page Ref: Sec.!o in is purp!ish9red5 &) myo. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 2<) 7hat meta! is comp!e#ed in ch!orophy!!5 &) iron B) chromium C) man.Chemistry.2 22) /ow many onds can ethy!enediamine form to a meta! ion5 &) 1 B) 2 C) ) () 4 *) + &nswer: B Diff: 1 Page Ref: Sec. 24. i(/ 2 ./ ) )+ + C 2< / 1< . *) resonance &nswer: C Diff: 1 Page Ref: Sec.Chemistry.Br 2 − +2" − 2+ 2+ B) .2 2') 7hich one of the fo!!owin./ ) ) 4 2+ : +/ 2 0 ⇔ Cu(/ 2 0) + 2+ + 4.C 2 / 4 .i(.2 24) The che!ate effect is est attri uted to considerations of which type5 &) hydration B) entha!py C) entropy () hydro.en ondin./ ) *) Cu(. a. 24. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 2) Based on entropy considerations a!one. 4 ⇔ 8e(. which homo. − / 20 2− *) C 2 0 4 &nswer: * Diff: 1 Page Ref: Sec. 4 ) + 4. 24.C 2 / 4 ./ ) )+ + )/ 2 ./ ) &nswer: ( Diff: 4 Page Ref: Sec./ 2 )) + +. species is a potentia! po!ydentate !i.ht5 &) &./ ) C!− C.2 . 24./) ⇔ ./ ) ) 2 (C 2< / 1< ." 2 − +2Br − ⇔ &.eneous a1ueous e1ui!i rium wou!d e e#pected to !ie to the ri.and (che!atin./ 2 2+ 2: − C) CoC! 4 + +/ 2 0 ⇔ Co(/ 2 0) + + 4C! 2+ 2− () 8e(.ent)5 &) B) C) () . / ) and 1 Br 9 () ) . 2 Br 9 ./ ) and 2 Br 9 C) ) ..2 23) 7hich of the fo!!owin. and 1 / 2 0 &nswer: C Diff: 1 Page Ref: Sec.2 26) & comp!e# of correct!y written formu!a CAt(. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 2+) 7hat are the donor atoms in ferrichrome and how many of them are in one mo!ecu!e5 &) Cr. 24. 4 *) E. + &nswer: C Diff: 1 Page Ref: Sec. ' B) . is a po!ydentate !i. and 1 / 2 0 ) *) ) . 24./ . 1 Br 9 − .and5 &) ammonia B) o#a!ate ion C) ch!oride ion () water *) hydro#ide ion &nswer: B Diff: 1 Page Ref: Sec.Chemistry. + () 8e./ ) .ands in its inner coordination sphere5 &) ) ./ ) B) ) . 4 C) 0.3 ./ ) ) ) BrDBr g/ 2 0 has which set of !i. 24. e isomerism wou!d most !i?e!y occur when which of the fo!!owin. 24. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 2.4 )1) Lin?a.4 .CE− &nswer: * Diff: 1 Page Ref: Sec./ ) C!− A8 ) .ands is present5 &) B) C) () *) / 20 .) 7hich one of the fo!!owin. !i. 24. is the correct formu!a for potassium dia1uatetrach!oromo!y date (""")5 &) 4 2 CMo(/ 2 0) 2 C! 4 D B) 4CMo(/ 2 0) 2 C! 2 DC! 2 C) 4CMo(/ 2 0) 2 C! 4 D () MoC4(/ 2 0) 2 DC! 4 *) 4 )CMo(/ 2 0) 2 C! 4 D &nswer: C Diff: 1 Page Ref: Sec. 24.Chemistry.3 )<) (oes either or oth cis9 or trans9 CMn(en) 2 Br 2 D ha-e optica! isomers5 &) cis on!y B) trans on!y C) oth cis and trans () neither cis nor trans *) CMn(en) 2 Br 2 D does not e#hi it cis9trans isomerism% &nswer: & Diff: 1 Page Ref: Sec. / 2 ) ) D &nswer: * Diff: 2 Page Ref: Sec./ ) ) + D ) () C8e(C./ ) )' C!D )+ *) octahedra! CCo(/ 2 .eometric isomers *) optica! isomers &nswer: C Diff: 1 Page Ref: Sec.C 2 / 4 .Chemistry.4 ))) 7hich of the fo!!owin./ ) ) + D 2+ () octahedra! CCo(.4 )4) 7hich one of the fo!!owin.iC! 4 D 2+ B) CCo(/ 2 0) + D )+ C) CCr(. wi!! disp!ay optica! isomerism5 &) s1uare9p!anar CBh(C0) 2 C! 2 D9 2+ B) s1uare9p!anar CAt(/ 2 . 24.4 ./ ) ) 2 C! 2 D &nswer: & Diff: 1 Page Ref: Sec. comp!e#es wou!d most !i?e!y ha-e tetrahedra! . 24.e isomers B) rotationa! isomers C) coordination sphere isomers () . 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )2) "somers whose !i./ 2 ) 2 D )+ C) octahedra! CCo(.) + D *) CAt(.eometry5 2− &) C. 24.ands can ind direct!y to a meta! or e outside the !attice are ca!!ed $$$$$$$$$% &) !in?a.C 2 / 4 . / ) ) 2 C! 2 D (tetrahedra!) 2+ C) CCu(. 24.4 .4 )3) & racemic mi#ture is &) an e1ua! mi#ture of oth enantiomers of an optica!!y acti-e species% B) a mi#ture of an optica!!y acti-e species with an optica!!y inacti-e species% C) an e1ua! mi#ture of cis9 and trans9isomers% () a mi#ture of meta! ions and !i.Chemistry./ ) ) ' C!D (octahedra!) *) &!! of the a o-e can e#hi it .eometrica! isomerism% &nswer: & Diff: 1 Page Ref: Sec.eometrica! isomerism5 &) CAt(.4 )+) Coordination sphere isomers &) ha-e the same mo!ecu!ar formu!a and coordination num er% B) ha-e the same mo!ecu!ar formu!a ut different coordination num ers% C) ha-e different mo!ecu!ar formu!as ut the same coordination num er% () ha-e different mo!ecu!ar formu!as and different coordination num ers% *) are the same as resonance structures% &nswer: & Diff: 2 Page Ref: Sec. comp!e#es can e#hi it ./ ) ) 2 C! 2 D (s1uare p!anar) B) C=n(. 24./ ) ) 4 D (s1uare p!anar) 2+ () CCu(. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )') 7hich one of the fo!!owin.ands in e1ui!i rium% *) a mi#ture of structura! isomers% &nswer: & Diff: 1 Page Ref: Sec. 24. / ) ) 4 D 2+ B) CCd(./ ) ) + D 2+ () CCr(.Chemistry.uration. 24. 24.reen B) ye!!ow C) red () oran.e *) -io!et &nswer: B Diff: 3 Page Ref: Sec.5 4<) & meta! comp!e# a sor s !i.i(. which is most !i?e!y co!or!ess5 2+ &) CCu(. 24.5 .ht main!y at 42< nm% 7hat is the co!or of the comp!e#5 &) .reen C) ye!!ow () oran. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )6) Based on e!ectron confi./ ) ) 4 D 2+ C) C.) & comp!e# that a sor s !i.e *) purp!e &nswer: B Diff: 3 Page Ref: Sec./ ) ) ' C!D 2+ *) CCo(.ht at 3<< nm wi!! appear $$$$$$$$$$% &) red B) ./ ) ) + C!D &nswer: B Diff: 3 Page Ref: Sec.5 ). 6 4)) Comp!e#es containin.netic5 2+ &) C8e(/ 2 0) + D (!ow spin) )+ B) C8e(/ 2 0) + D (!ow spin) )+ C) CCo(/ 2 0) + D (!ow spin) 2+ () C=n(/ 2 0) 4 D 2+ *) C=n(. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 41) 7hich one of the fo!!owin.ed to e co!ored% *) d e!ectrons must e emitted y the comp!e# in order for it to appear co!ored% &nswer: & Diff: 1 Page Ref: Sec. comp!e# ions wi!! e parama. 24. 24.5.urations are typica!!y co!or!ess ecause &) there is no d e!ectron that can e promoted -ia the a sorption of -isi !e !i./ ) ) 2 D 2+ () CCu(.Chemistry.6 42) 7hich one of the fo!!owin.) + D &nswer: * Diff: 2 Page Ref: Sec. 24.(.ths% C) there are no d e!ectrons to form onds to !i.ands% () a comp!e# must e char./ ) ) 4 D 4+ B) C@(/ 2 0) + D + C) C&. 24.5. su stances has three unpaired d e!ectrons5 2+ &) C=n(./ ) ) 4 D &nswer: B Diff: 2 Page Ref: Sec. 24.6 ./ ) ) 4 D )− *) CCr(C.ht% B) the empty d or ita!s a sor a!! of the -isi !e wa-e!en. meta!s with d < e!ectron confi. 24.urations are typica!!y $$$$$$$$$$% &) -io!et B) !ue C) .Chemistry. meta!s with which one of the fo!!owin.6 4') Comp!e#es containin./ ) C) / 2 0 () 8− *) C.9fie!d !i. e!ectron confi. 24. 24. is a stron.6 4+) 7hich one of the fo!!owin.reen () ye!!ow *) co!or!ess &nswer: * Diff: 1 Page Ref: Sec.6 . 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 44) Comp!e#es containin. − &nswer: * Diff: 1 Page Ref: Sec.urations are usua!!y co!or!ess5 &) d 2 B) d1 C) d ' () d 6 *) d1< &nswer: * Diff: 1 Page Ref: Sec. meta!s with d1< e!ectron confi.and5 &) C!− B) . / ) C) / 2 0 () 8− *) C.6 .6 46) Based on the crysta!9fie!d stren./ ) < .ths 89 < C/ 2 C. 9 which Co(""") comp!e# is most !i?e!y hi. 24. − &nswer: & Diff: 1 Page Ref: Sec.h9spin5 )+ &) CCo(.Chemistry.) + D )− () CCo8 + D )+ *) CCo(C/ ) C. 24.) The attraction of a meta! to a neutra! !i. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 43) Consider a comp!e# in which man.ands% 7hich one of the fo!!owin. < ./ ) ) + D )− B) CCo(. !i.6 4.0 29 < C.anese (""") is onded to si# identica! !i. 24.ands wi!! resu!t in the sma!!est -a!ue of G5 &) C!− B) .) + D &nswer: ( Diff: 1 Page Ref: Sec.0 2 ) + D )− C) CCo(C.% &) ionic B) co-a!ent C) ion9dipo!e () dipo!e9dipo!e *) hydropho ic &nswer: C Diff: 2 Page Ref: Sec.and is due to $$$$$$$$$$ ondin. ap than the correspondin. statements is (are) fa!se5 &) The ./ ) < / 2 . f!uoride comp!e#es% () Etron./ 2 ) ) D )+ C) CTi(/ 2 0) + D )− () CTiC! + D )− *) CTi8 + D &nswer: B Diff: 1 Page Ref: Sec.and ha-e a !ar. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds '<) 7hich of the fo!!owin.ht the comp!e# wi!! a sor % B) Comp!e# co!or depends on oth the meta! and the !i.y ./ 2 .6 .aps% *) Both & and C &nswer: ( Diff: 3 Page Ref: Sec.C 2 / 4 . fie!d !i.y . 24.ap in a meta! comp!e#.reater the ener. which octahedra! Ti(""") comp!e# e!ow has its d9d e!ectronic transition at shortest wa-e!en.and% C) Meta! comp!e#es with an ammonia !i.C 2 / 4 .y .Chemistry.6 − − '1) Based on the crysta!9fie!d stren./ ) ) + D )+ B) CTi(/ 2 .th of !i.ands are associated with !ow ener.th5 )+ &) CTi(. the shorter the wa-e!en.ths C! < 8 < / 2 0 < . 24.er ener. !ar.h information .i-en to determine &nswer: & Diff: 1 Page Ref: Sec. determine which comp!e# ion is most !i?e!y to a sor !i./ ) ) 4 D 2− () CCu(C.h spin and a !ow spin octahedra! comp!e# ion5 &) 8e)+ B) Co 2+ C) Cr )+ () Mn )+ *) Cr 2+ &nswer: C Diff: 2 Page Ref: Sec.6 . 24. C! < / 2 0 < .e sp!ittin.6 ')) Hsin.6 '4) 7hich of the fo!!owin.Chemistry. 24. a re-iated spectrochemica! series. 2− &) CCuC! 4 D 2+ B) CCu(/ 2 0) 4 D 2+ C) CCu(. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds '2) 7hich one of the fo!!owin. cannot form oth hi. the fo!!owin.h9 and !ow9spin octahedra! comp!e#es5 &) Mn 2+ B) @ 2+ C) Co)+ () Cr 2+ *) &!! of the a o-e can form oth hi./ ) < C.) 4 D *) not enou.h9 and !ow9spin comp!e#es% &nswer: B Diff: 2 Page Ref: Sec. 24.ht in the red re. ions cannot form oth a hi.ion of the -isi !e spectrum% − − sma!! sp!ittin. 1 2) The most common coordination num ers are $$$$$$$$$$% &nswer: 4 and + Diff: 1 Page Ref: Sec.Chemistry.3 Short Answer Questions 1) 7hat is the o#idation state of the iron atom in Ca.h9 and !ow9spin octahedra! comp!e#es5 &) Cr 2+ B) Cr )+ C) =n 2+ () Cu + *) &!! of the a o-e can form either hi. 24.h9 or !ow9spin comp!e#es% &nswer: & Diff: 1 Page Ref: Sec. 24. can form oth hi./ ) ) + D 5 &) 1 B) 2 C) ) () 4 *) ' &nswer: C Diff: 3 Page Ref: Sec.6 24. 24. 24.1 .6 )+ '+) /ow many d e!ectrons are associated with the meta! ion in CCr(. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds '') 7hich of the fo!!owin.aC8e(C.) + D 5 &nswer: :) Diff: 2 Page Ref: Sec. aC8e(C.1 .i-en us the concepts of $$$$$$$$$$ and $$$$$$$$$$% &nswer: o#idation state and coordination num er Diff: 1 Page Ref: Sec. 24. 24.enera!!y ha-e $$$$$$$$$$ .1 +) The secondary -a!ence in meta! ion comp!e#es is ca!!ed the $$$$$$$$$% &nswer: coordination num er Diff: 1 Page Ref: Sec..1 4) Ei#9coordinate comp!e#es .0) Diff: 1 Page Ref: Sec.1 3) 7ernerIs theory of primary and secondary -a!ences for transition meta! comp!e#es has . 24.eometry% &nswer: octahedra! Diff: 1 Page Ref: Sec.Chemistry.1 ') The num er of >free> ch!oride ions in an ionic coordination compound can e determined y treatin. the compound with $$$$$$$$$$% &nswer: &. 24. 24.) + D 5 &nswer: + Diff: 1 Page Ref: Sec. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )) 7hat is the coordination num er of the iron atom in Ca. Cd Diff: 1 Page Ref: Sec.e in $$$$$$$$$$% &nswer: entropy Diff: 2 Page Ref: Sec.2 11) The che!ate effect is enhanced y po!ydentate !i. Cu. .) 7hat is the o#idation num er of the centra! meta! in CMo(/ 2 0) ' .ands% Diff: 1 Page Ref: Sec. =n. 24. Mn.i.0 ) DC! 2 &nswer: :) Diff: 1 Page Ref: Sec.2 12) List three of the ten transition meta!s re1uired for human !ife% &nswer: &ny three of: Co.1 . (po!ydentate) !i.Chemistry. Cr. 24.2 .ands compared to those formed with monodentate !i. 24.1 1<) (efine the che!ate effect% &nswer: Che!ate effect J an increased sta i!ity of comp!e# compounds formed with che!atin. 8e. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 6) Transition meta! ions with empty -a!ence or ita!s act as $$$$$$$$$$% &nswer: Lewis acids Diff: 1 Page Ref: Sec. 24. ecause of the chan. 24. Mo. @.and indin. $$$$$$$$$$ mo!es of photons are re1uired to form one mo!e of $$$$$$$$$$% &nswer: 46F . Diff: 2 Page Ref: Sec.!ucose Diff: 2 Page Ref: Sec.% &nswer: ch!orophy!!F M.and is ca!!ed $$$$$$$$$$% &nswer: che!ate effect Diff: 1 Page Ref: Sec. 24.!o in has $$$$$$$$$$ heme .rowth -ia depri-ation of iron5 &nswer: fe-er Diff: 2 Page Ref: Sec. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 1)) Myo. 24.2 1+) 7hat is the mechanism used in humans to com at !ood acteria! .2 1') "n the !ea-es of p!ants.Chemistry.2 14) "n photosynthesis.2 13) & !ar. and is aided y a $$$$$$$$$$ ion onded to a porphyrin rin.en Diff: 1 Page Ref: Sec.2 . -isi !e !i. 24. 24. 24.ht is a sor ed y a compound ?nown as $$$$$$$$$$.e difference in formation constant (4f) of a po!y9 -ersus monodentate !i.roup(s) that ind(s) $$$$$$$$$$% &nswer: 1F o#y. 2 2<) The transport of iron into acteria is faci!itated y the formation of the comp!e# $$$$$$$$$$% &nswer: ferrichrome Diff: 1 Page Ref: Sec.3 22) .Chemistry.ame the compound: 4 2 CCr(/ 2 0) 4 (C0) ) 2 D &nswer: potassium tetraa1uadicar onatochromate("") Diff: 3 Page Ref: Sec.3 . 24.("") is ca!!ed $$$$$$$$$$% &nswer: ch!orophy!! Diff: 1 Page Ref: Sec.ame . 24. 24.2 21) . 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 16) & compound that can occupy two coordination sites is a (an) $$$$$$$$$$% &nswer: identate !i.aCBu(/ 2 0) 2 (C 2 0 4 ) 2 D &nswer: sodium dia1uadio#a!atoruthenate (""") Diff: 1 Page Ref: Sec. 24.and Diff: 1 Page Ref: Sec.2 1. 24.) The porphyrin compound that contains M. 4 True/ alse Questions 1) "f ch!oride is a !i. 24.h9spin and !ow9spin transition meta! comp!e#es e distin.1 2) The che!ate effect must a!ways occur with positi-e entha!py chan.on superimposa !e isomers are $$$$$$$$$$ isomers% &nswer: optica!.Chemistry.2 .and% "n one compound the EC.and to a transition meta! it wi!! not e precipitated y si!-er nitrate% &nswer: True Diff: 1 Page Ref: Sec.4 2') /ow can hi. enantiomeric Diff: 1 Page Ref: Sec. chira!. 24. 24. 24.netic properties and a sorption spectra can e compared% Diff: 1 Page Ref: Sec.uished from each other5 &nswer: Ma. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 2)) Two compounds ha-e the same formu!a and contain an EC.9 !i.and is onded to the meta! atom -ia the . 24. atom and in the other it is onded -ia the E atom% These two compounds are e#amp!es of $$$$$$$$$$ isomers% &nswer: !in?a.9 !i.6 24.e Diff: 1 Page Ref: Sec.4 24) .e% &nswer: 8a!se Diff: 1 Page Ref: Sec. 24.5 .and% &nswer: True Diff: 1 Page Ref: Sec. 24. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds )) The co!or of hemo. 24.en9containin.e are comp!ementary co!ors% &nswer: 8a!se Diff: 1 Page Ref: Sec.5 6) Transition meta! comp!e#es.4 +) To separate racemic mi#tures the isomers must e in a chira! en-ironment% &nswer: True Diff: 1 Page Ref: Sec.en on the mo!ecu!e% &nswer: 8a!se Diff: 1 Page Ref: Sec. !i.es from purp!e to red when water disp!aces o#y.Chemistry.4 ') &n en2yme must contain a meta! ion to e chira!% &nswer: 8a!se Diff: 1 Page Ref: Sec.!o in is ound to the protein -ia a nitro.netic &nswer: True Diff: 1 Page Ref: Sec. are parama. 24. 24. whose meta! ions ha-e some num er of unpaired e!ectrons.2 4) The heme unit of myo.4 3) Kreen and oran.!o in chan. 24. 2 2) 7hat co!ors of !i. 24.and comp!e# is hi.6 1<) Transition meta! comp!e#es are co!ored ecause of the ener.Chemistry. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds .ap etween the d or ita!s% &nswer: True Diff: 1 Page Ref: Sec.y .y of a meta! !i.! "ssa# Questions.y of the separated components% &nswer: 8a!se Diff: 1 Page Ref: Sec. 24. 24.her than the ener. 24.ht does ch!orophy!!9a a sor 5 &nswer: red and !ue Diff: 1 Page Ref: Sec. 24. 1) 7hat is the purpose of addin.2 .6 24.ent Diff: 1 Page Ref: Sec.ent5 &nswer: to se1uester the meta! ions in hard water to pre-ent their interference with the action of the deter.2 )) /ow does an e!e-ated ody temperature depri-e some acteria in the ody of iron5 &nswer: in some acteria. sodium tripo!yphosphate to a deter. siderophore production decreases as temperature increases Diff: 1 Page Ref: Sec.) The ener. such as ferrichrome.iC! 2 Br 2 D ) &nswer: tris(ethy!enediamine)osmium(""") di romodich!oronic?e!ate("") Diff: 2 Page Ref: Sec.Chemistry.ame the compound. 24.3 +) .3 3) .ame the compound.2 ') 7hat is meant y the prefi# tetra?is9.and whose name inc!udes a Kree? prefi#% Diff: 1 Page Ref: Sec. 24. Cu(/ 2 0) 4 % &nswer: tetraa1uacopper("") Diff: 1 Page Ref: Sec. with iron Diff: 1 Page Ref: Sec. 24. C0s(en) ) D 2C.3 . 24. CaC&!/ 4 D 2 &nswer: ca!cium tetrahydroa!uminate Diff: 1 Page Ref: Sec. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds 4) 7hat is a siderophore5 &nswer: a !i.and that forms an e#treme!y sta !e water9so!u !e comp!e#. 24. and when is it used5 &nswer: "t means 4 and is used when there are 4 of a !i.3 2+ 6) .ame the compound. or a sor the comp!ementary co!or of !ue and ref!ect or transmit a!! others Diff: 1 Page Ref: Sec. 24.Chemistry.) "n what two ways can an o Lect appear !ue5 &nswer: a sor a!! wa-e!en. 11e (Brown/LeMay/Brusten/Murphy) Chapter 24: Chemistry of Coordination Compounds .ths e#cept !ue and ref!ect or transmit on!y !ue.5 .